Home / 80,974.60-111,714.82-46,964.01

Finding the Fourth Proportional to 80,974.60, 111,714.82 and 46,964.01

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Solution

The fourth proportional to 80,974.60, 111,714.82 and 46,964.01 is: 64,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,974.60 : 111,714.82 = 46,964.01 : x
  2. Step 2: Convert to fraction form
    80,974.60/111,714.82 = 46,964.01/x
  3. Step 3: Cross multiply
    80,974.60x = 111,714.82 × 46,964.01
  4. Step 4: Simplify right side
    80,974.60x = 5,246,575,806.22
  5. Step 5: Solve for x
    x = 5,246,575,806.22/80,974.60
  6. Step 6: Final answer
    x = 64,792.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.